The 42-year-old drove the Latics to the Association One title last season in his most memorable full season in control.
Richardson, who had just marked another three-year bargain on 25 October, at first joined the club as colleague to Paul Cook in the late spring of 2017.
Partner Loot Kelly has been put in overseer charge.
Richardson took over on a transitory premise in November 2020 after John Sheridan left with the club in organization and battling at the lower part of Association One.
He directed the club to somewhere safe and secure with areas of strength for a to the season and new proprietors Phoenix 2021 Restricted designated him on an extremely durable premise in April 2021.
Well well well, how the turntables https://t.co/UV2WFCkSf9
— Football (@BostonConnr) November 9, 2022
Credit-Getty Images Partner Loot Kelly has been put in overseer charge.
They botched two opportunities to seal programmed advancement last season before eventually guaranteeing the title on the last day with a 3-0 triumph over Shrewsbury.
A success over Blackburn on 12 October moved them to inside two marks of the Title end of the season games puts this season yet they have taken only one point from the ensuing seven matches and lost 2-0 at Coventry on Tuesday.
They are two focuses behind 21st-set Blackpool, who visit the DW Arena on Saturday.
Richardson’s most indispensable contribution last season left away from the pitch.
He was attributed with assisting with saving the existence of striker Charlie Wyke in November after he had a heart failure in preparing – starting the revival cycle with CPR before club specialist Jonathan Tobin dominated.
The Latics said in a proclamation that the previous Accrington manager would “forever be respected by fans”.
“The club might want to put on record it’s gratitude to Leam for his endeavors and commitment over the course of his time at the football club, none more so than during the time of organization and his intuitive response that aided save the existence of Charlie Wyke.
This is a striking move by the proprietor who only 16 days prior seemed to back the chief who kept the club in Association One during a time of organization prior to winning advancement the season later.
They are two focuses behind 21st-set Blackpool.
Leam Richardson had formed the crew in his vision and had a gathering of players that knew him and his style. Presently it’s down to another person to assume control over the undertaking, get to know that crew and get them out of the assignment battle.
Who could supplant him? A speedy output through the administrative market – you have a youthful director, for example, Ransack Edwards who was offered a short chance by Watford as of late. Senior member Holden lives in the neighborhood has insight at Title level with Bristol City. There’d be a few greater names that may be enticed – Steve Bruce to his previous club perhaps? Despite the fact that his new stretch at this level went poorly with West Brom.